STEREO AMPLIFIER - Beta Three Professional Audio Products
Contents
1. 3G Audio AK80 STEREO AMPLIFIER PRECAUTIONS m Thank you for purchasing our products Please read this manual carefully for your correct operation of this equipment and keep this manual for future reference For your safety please don t open the rack to avoid electric shock due to high voltage inside Consult professionals for maintenance help e Keep theinstrument offrain or humidity e This instrument must workin places with good air flow e Please check whether local voltage supply can meetthe requirementof this instrument Please pullout the plug when this instrumentis notin use for along time Load mustbe configured following this manual Don tlet the instrument work overloaded fora long time TABLE OF CONTENTS INTRODUCTION INSTALLATION OPERATION ADDITIONAL DESCRIPTION Featu res ee tel oe ae epee Gens Be Reece nents 4 Signal Gables een 4 Front Panel ERTL THREE RER 5 Rear Panel EEE EEE 6 Speaker Cable Connection es ankam ee 7 Input Connection ER a 7 Speaker Cable Connection In Stereo Mode 8 Speaker Cable Connection In Mono Mode 8 Speaker Cable Connection In Bridge Mode 8 CG En WEAR EE nein Dow De em ERE 9 Safety Instructions EEE RR CC 10 Technical Specifications ay2. increased reduced by turning this knob clockwise anticlockwise L Channel Volume Adjustment Volume Adjustment for MonoBridge Mode Volume of L Channel in Mono Bridge Mode is increased reduced by turning this knob clockwise o anticlockwise o Signal Indicator The indicator will be on when there is stereo or mono in bridge mode signal input REAR PANEL 1 Power Supply Socket and fuss box Power supply AC220 50Hz no other option is suitable Fuss T250V IA 5x20mm Please purchase parts for maintenance according to the above specifications 2 Signal Input Socket forL Channel 3 Signal Output Socket forL Channel 4 Positive Terminal for L Channel Power Output 5 Positive Terminal forR Channel Power Output RISK OF ELECTRIC SHOCK 9 5 8 5 ge it CAUTION oa 6 Negative Terminal forR Channel Power Output 7 Negative Terminal for L Channel Power Output 8 Mode Switch Turn this switch you can select stereo mono or bridge mode 9 Full Range Low cut Switch Turn this switch you can select between fullrange and low cutstatus 10 Signal Output Socket forR Channel 11 Mono Bridge Mode Signal Input Socket forR Channel INSTALLATION SPEAKER CABLE CONNECTION 1 Push down the eject button to open the cable clip and insert the cab
3. instructions for correct operation of the instrument 1 Switch on the power 4 see page 5 2 Adjustvolume Adjust volume in stereo mode Turn the L channel volume knob 6 with a slotted screwdriver clockwise anticlockwise to increase reduce the volume until you feel satisfied Turn the R channel volume knob 5 witha slotted screwdriver clockwise anticlockwise to increase reduce the volume until you feel satisfied Adjust volume in mode bridge mode Turn the R channel volume knob 5 witha slotted screwdriver clockwise anticlockwise to increase reduce the volume until you feel satisfied 3 Tone adujustment Adjust tonein any mode Turn the bass volume knob 5 witha slotted screwdriver clockwise anticlockwise to increase reduce the volume until you feel satisfied Turn the treble channel volume knob 5 with aslotted screwdriver clockwise anticlockwise to increase reduce the volume until you feel satisfied 4 Feetinstallation Optional feet are available for standing the amplifier You need not mount the feetif you want to install the amplifier in the rack of a case If youwant tolay theamplifier ona deskor otherhorizontal surface you must mount the feet according to the following steps Take out the four feet from the package Insert the feet inthe mounting holes atthe bottom of the amplifier Insert the locking pins in the center of the feet ADDITIONAL DESCRIPTION SAFETY INSTRUCTIONS DO NOT OPEN TH
4. E COVER 4 A Do not open the cover to avoid the risk of electric shock caused lt L 0 by high voltage parts in the product Any problems caused by user s wrong actions are out of warranty u DO NOT DAMAGE THE POWER CORD sr Please hold the plug when pull out or plug in the cord Do not gt pull out or touch the cord with wet hand or it will cause the risk gt of electric shock Power supply cords should be routed so they are not likely to be walked upon or pinched by items placed on 5 a or again stthem When removing the cord from a power outlet K at be sure to remove it by holding the plug attachment and not By pulling on the cord AVOID OBJECT AND LIQUID ENTRY Take care that objects do not fall into and that liquids are not spilled into the inside of the product If the object or liquid enter the product please ask qualified personnel to check it ABNORMAL STATUS In the event of abnormal noise and smell please put off the power supply and pull out the cord please ask qualified personnel to check it NONUSE FOR A LONG TIME When nonuse it for a long time please put off the power supply and pull out the cord to avoid the unexpected dangers TECHNICAL SPECIFICATIONS Distortion Limit Output Power Frequency Response Load Impedance Harmonic Distortion Intermodulation Distortion Slew Rate Damping Factor Signal to Noise Ratio Minimum Electromotive
5. Force Overload Electromotive Force HF Compensation LF Compensation Dimensions WxDxH Net Weight ACCESSORIES ADDITIONAL DESCRIPTION 2x80W THD N 0 5 with 80 load in stereo mono mode 2x120W THD N 0 5 with 42 load instereo mono mode 240W THD N 0 5 with 80 load in bridge mode 20Hz 20KHz 3dB with low cut switch at GENERAL location 100Hz 20KHz 3dB with low cut switch at LOWCUT location 8Q in mono stereo mode 42 in mono stereo mode 8Q in bridge mode lt 0 03 lt 0 05 gt 12V uS gt 200 gt 100db lt 1V gt 8V gt 6dB 10KHz gt 6dB 100Hz 430x160x43 8mm without feet 5 6Kg Please check whether the accessories are complete after you openthe package according to thelist below Feet User s manual Warranty card Certificate MAINTENANCE 4pcs 1 1 1 A The equipment can be cleaned with dry cotton cloth If the equipment is abnormally dirty please clean itwith a piece of cotton cloth dipped in detergent for 5to 6seconds and finally dry it witha piece of dry cloth A Don t use alcohol insecticide or any other volatile or corrosive liquid toclean the equipment which will cause colour fade or flake off of the equipment surface A When the equipment is not used for along time please keep it in an appropriate dry place il 3G Audio STEREO AMPLIFIER www elderaudio com
6. e a a aS AAA ROO II Accessories TH INTRODUCTION Please read this manual carefully before you begin to use this instrument and keep the manual for future reference FEATURES Ultra compact design convenient for use Completely concealed adjustment button design effective for status protection Adopting the amplification circuit targeting high sound quality excellent in expressing musical details Very low distortion Full protection function amp high reliability SIGNAL CABLES Ce MIT White When connecting with RCAconnectors please ensure that the red connector is plugged inthe red socket andthe white Co KG Red connector in the white socket FRONT PANEL 1 Bass Adjustment forL R Channel Turn this knob clockwise 0 anticlockwise 0 when you feel the bass volume is not enough too much 2 HF Adjustment forL R Channel Turn this knob clockwise o anticlockwise 0 when you feel the HF volume is not enough too much 3 Power Supply Indicator This indicator will be on when the power is turned on O 3G Audio a se O oO Mono RIDGE STEREO PRO AMPLIFIER orr 0 4 PowerSupply Switch Power willbe switched on off when you press ON OFF end ofthis button 5 RChannel Volume Adjustment Volume Adjustment for MonoBridge Mode Volume of RChannel in Mono Bridge Mode is
7. le endin the hole 2 Letthe clip resume its original status ensure the cable end is tightened Select suitable speaker cable before connecting This amplifier can be connected to two clusters of speakers Please check whether the polarity of the speaker cables is correct Incorrect connection with reversed polarity willcause unnaturalsound and bass loss Attention Jut of cable end cannottouch adjacent cable INPUT CONNECTION A A RISK OF ELECTRIC SHOCK il C uuu a oo j i 000 H De P LD DVD VCD AUX equipment i Signals can be Signals can be accessed from LD DVD VCD or AUX accessed via the output port INSTALLATION SPEAKER CABLE CONNECTION IN STEREO MODE The mode switch must be located to Stereo SPEAKER CABLE CONNECTION IN MONO MODE The mode switch must be located to Mono SPEAKER CABLE CONNECTION IN BRIDGE MODE 6 BSE exis Ld The mode switch must be located to Bridge OPERATION The amplifieris ready for use when youfinish connecting it tospeakers and plugging in the signal connector following the manual Here are the
Download Pdf Manuals
Related Search